(;GM[1]FF[4]SZ[5]
GN[B tries to make two eyes, but 2 breaks them. So W wins.]
PC[https://senseis.xmp.net/?PrisonerReturn]AP[GoWiki:2009]
DT[2021-12-20]
C[Diagram from https://senseis.xmp.net/?PrisonerReturn

B tries to make two eyes, but 2 breaks them. So W wins.]
PL[B]

AB[aa][ba][ca][ab][bb][cb][ac][cc][dc][ec]
AW[bc][ad][bd][cd][dd][ed][be][de]

;B[da]C[B1]MN[1]
;W[eb]C[W2]MN[2]

;
)
